EE301 HW24
Name_________________ Section______________ Instructor____________
Date__________________
1) Energy dissipation occurs only in the resistive part of a circuit since inductors and capacitors
merely store and release energy. True or False?
1)
2) See Figure 19.1. What is the total real power (P T) delivered to this circuit?
A) 20.0 W
B) 24.4 W
C) 0 W
2)
D) 14.9 W
Figure 19.1
3) See Figure 19.1. What is the total apparent power delivered to this circuit?
A) 30.8 VA
B) 24.4 VA
C) 14.9 VA
3)
D) 15.4 VA
4) See Figure 19.1. What is the total reactive power (Q T) delivered to this circuit?
A) 0 VAR
B) 19.3 VAR
C) 24.4 VAR
D) 14.9 VAR
1
4)
5) See Figure 19.2. How much total real power (P T) is consumed in this network?
A) 27 W
B) 30 W
C) 6.67 W
D) 10 W
5)
Figure 19.2
6) See Figure 19.2. What is the total reactive power (Q T) in this network?
A) 30 VAR
B) 6.67 VAR
C) 3 VAR
D) 27 VAR
7) See Figure 19.2. Determine the total apparent power (S T).
A) 33.0 VA
B) 30.2 VA
C) 6.67 VA
D) 3.00 VA
2
6)
7)
8) See Figure 19.3. Find the total apparant power. Show your work.
A) 2000 W
B) 1000 VA
C) 866 VAR
8)
D) 2000 VA
Figure 19.3
9) See Figure 19.6. Assume E = 10∠5°
a) Find the power dissipated by each component in the circuit.
b) Find the total apparant power, total power, and total reactive power.
c) Sketch the power triagle and label each side with the correct values and units.
Figure 19.6
3
9)